We normally put it this way: Too many ACTIVE service class periods with too little work in each of them makes it difficult for WLM to be helpful.
Cheers, Martin Martin Packer Systems Investigator & Performance Troubleshooter, IBM +44-7802-245-584 email: [email protected] Twitter / Facebook IDs: MartinPacker Blog: https://mainframeperformancetopics.com Mainframe, Performance, Topics Podcast Series (With Marna Walle): https://anchor.fm/marna-walle Youtube channel: https://www.youtube.com/channel/UCu_65HaYgksbF6Q8SQ4oOvA From: "Edgington, Jerry" <[email protected]> To: [email protected] Date: 16/02/2021 13:21 Subject: [EXTERNAL] Re: WLM Service Classes Sent by: IBM Mainframe Discussion List <[email protected]> Mark, IBM recommends < 30 Service Classes. WLM has a limited amount of time to cycle through the WLM service classes, and if > 30 service classes, IBM says WLM can't complete it in time. Jerry -----Original Message----- From: IBM Mainframe Discussion List <[email protected]> On Behalf Of Mark Jacobs Sent: Tuesday, February 16, 2021 8:17 AM To: [email protected] Subject: WLM Service Classes This message was sent from an external source outside of Western & Southern's network. Do not click links or open attachments unless you recognize the sender and know the contents are safe. ________________________________________________________________________________________________________________________ I seem to recall that there's a recommendation not to exceed a certain number of defined WLM service classes for *reasons*. Is my recollection correct? Mark Jacobs Sent from [ProtonMail]( https://protonmail.com ), Swiss-based encrypted email. GPG Public Key - https://api.protonmail.ch/pks/lookup?op=get&[email protected] ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN Unless stated otherwise above: IBM United Kingdom Limited - Registered in England and Wales with number 741598. Registered office: PO Box 41, North Harbour, Portsmouth, Hampshire PO6 3AU ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
